The table below looks at the statistics for CentOS skills in IT contracts advertised for the Berkshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited CentOS over the 3 months to 30 April 2016 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
30 Apr 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 115 128 128
Rank change year-on-year
+13 0
Contract jobs citing CentOS 14 7 3
As % of all contract IT jobs located in Berkshire 0.56% 0.25% 0.11%
As % of the Operating Systems category 2.76% 1.20% 0.53%
Number of daily rates quoted 10 4 2
Average daily rate £450 £350 £406
Average daily rate % change year-on-year
+28.57% -13.84%
90% offered a daily rate of more than £418 £322 £391
10% offered a daily rate of more than £500 £420 £421
UK excluding London average daily rate £425 £350 £375
% change year-on-year
+21.42% -6.66%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £8.50 - £35.00
CentOS
South East

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in contract jobs advertised in the Berkshire region.

Operating Systems Category
Berkshire
Contract IT job ads with a match in the
Operating Systems category
507 582 571
As % of all contract IT jobs located in Berkshire 20.31% 20.62% 21.08%
Number of daily rates quoted 294 290 286
Average daily rate £375 £375 £325
Average daily rate % change year-on-year
- +15.38%
90% offered a daily rate of more than £150 £200 £175
10% offered a daily rate of more than £500 £500 £450
UK excluding London average daily rate £363 £339 £320
% change year-on-year
+6.79% +6.07%
Number of hourly rates quoted 27 42 42
Average hourly rate £14.00 £16.50 £17.50
Average hourly rate % change year-on-year
-15.15% -5.71%
90% offered a hourly rate of more than £11.45 £13.65 £14.30
10% offered a hourly rate of more than £22.50 £36.00 £24.50
UK excluding London average hourly rate £17.00 £15.85 £16.00
% change year-on-year
+7.25% -0.93%

CentOS
Jobs Demand Trend in Berkshire

This chart provides a 3-month moving total of IT contractor jobs citing CentOS across the Berkshire region as a proportion of the total demand within the Operating Systems category.

CentOS Jobs Demand Trend in Berkshire

CentOS
Daily Rate Trend in Berkshire

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing CentOS across the Berkshire region.

CentOS Daily Rate Trend in Berkshire

CentOS
Contract Job Locations in Berkshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing CentOS within the Berkshire region over the 3 months to 30 April 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Reading -7 10 £420 +35.48% 4
Windsor - 3 £500 -
Bracknell - 1 £500 -
CentOS
South East

CentOS
Top 30 Related IT Skills in Berkshire

For the 6 months to 30 April 2016, IT contractor jobs across the Berkshire region citing CentOS also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited CentOS.

1 32 (84.21%) Linux
2 30 (78.95%) Red Hat Enterprise Linux
3 23 (60.53%) DevOps
4 20 (52.63%) Bash Shell
5 19 (50.00%) Java
6 18 (47.37%) Python
7 17 (44.74%) Amazon AWS
7 17 (44.74%) Puppet
8 14 (36.84%) Agile Software Development
8 14 (36.84%) Ubuntu
8 14 (36.84%) Elasticsearch
8 14 (36.84%) Ansible
8 14 (36.84%) logstash
8 14 (36.84%) Graphite
8 14 (36.84%) ELK Stack
9 13 (34.21%) Terraform
9 13 (34.21%) Sensu
9 13 (34.21%) RESTful
9 13 (34.21%) VMware
9 13 (34.21%) JavaScript
9 13 (34.21%) Web Services
9 13 (34.21%) Configuration Management
10 12 (31.58%) VMware Infrastructure
11 11 (28.95%) Red Hat
12 10 (26.32%) Docker
13 9 (23.68%) Cisco
14 7 (18.42%) SLA
14 7 (18.42%) VPN
14 7 (18.42%) Oracle
14 7 (18.42%) Big Data

CentOS
Top Related IT Skills in Berkshire by Category

For the 6 months to 30 April 2016, IT contractor jobs across the Berkshire region citing CentOS also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Platforms
1 14 (36.84%) Elasticsearch
2 6 (15.79%) WebLogic
2 6 (15.79%) WebSphere
3 5 (13.16%) JBoss
3 5 (13.16%) OpenStack
3 5 (13.16%) Tomcat
4 3 (7.89%) Apache
5 1 (2.63%) Exchange Server 2010
5 1 (2.63%) MS Exchange
5 1 (2.63%) WebSphere Application Server
Applications
1 1 (2.63%) MS Office
Cloud Services
1 17 (44.74%) Amazon AWS
2 6 (15.79%) OpenShift
3 1 (2.63%) Amazon EC2
3 1 (2.63%) Amazon ELB
3 1 (2.63%) Amazon S3
3 1 (2.63%) CloudBees
3 1 (2.63%) Office 365
Communications & Networking
1 7 (18.42%) VPN
2 6 (15.79%) Firewall
3 5 (13.16%) SAN
4 4 (10.53%) TCP/IP
5 3 (7.89%) Cisco Nexus
5 3 (7.89%) NAS
6 2 (5.26%) Cisco ASA
6 2 (5.26%) DNS
6 2 (5.26%) IPsec
6 2 (5.26%) VoIP
7 1 (2.63%) BGP
7 1 (2.63%) EIGRP
7 1 (2.63%) MPLS
7 1 (2.63%) OSPF
7 1 (2.63%) SMTP
7 1 (2.63%) SSL
7 1 (2.63%) VRRP
7 1 (2.63%) WAN
7 1 (2.63%) Wi-Fi
7 1 (2.63%) Wireless
Database & Business Intelligence
1 7 (18.42%) Big Data
2 1 (2.63%) MySQL
2 1 (2.63%) SQL Server
2 1 (2.63%) SQL Server 2005
2 1 (2.63%) SQL Server 2008
Development Applications
1 4 (10.53%) Git (software)
1 4 (10.53%) Jenkins
2 3 (7.89%) FishEye
3 1 (2.63%) Sonatype Nexus
General
1 1 (2.63%) Retail
Job Titles
1 16 (42.11%) Linux Engineer
2 14 (36.84%) DevOps Engineer
3 13 (34.21%) Linux DevOps Engineer
3 13 (34.21%) Linux/Unix DevOps
4 10 (26.32%) Senior Linux Engineer
5 8 (21.05%) Architect
6 7 (18.42%) Linux Scripter
6 7 (18.42%) Senior DevOps Engineer
6 7 (18.42%) VMware Engineer
7 6 (15.79%) AWS Engineer
7 6 (15.79%) Elasticsearch Engineer
7 6 (15.79%) Senior VMware Engineer
8 5 (13.16%) Consultant
8 5 (13.16%) Systems Architect
9 3 (7.89%) EMC Engineer
9 3 (7.89%) Security Architect
9 3 (7.89%) Senior Linux Systems Engineer
9 3 (7.89%) Senior Systems Engineer
9 3 (7.89%) Software Consultant
9 3 (7.89%) Systems Engineer
Libraries, Frameworks & Software Standards
1 14 (36.84%) ELK Stack
2 13 (34.21%) RESTful
2 13 (34.21%) Sensu
2 13 (34.21%) Web Services
3 5 (13.16%) J2EE
4 1 (2.63%) LAMP
4 1 (2.63%) MAPI
4 1 (2.63%) Middleware
Miscellaneous
1 5 (13.16%) Mainframe
2 3 (7.89%) Data Centre
3 1 (2.63%) IBM Mainframe
Operating Systems
1 32 (84.21%) Linux
2 30 (78.95%) Red Hat Enterprise Linux
3 14 (36.84%) Ubuntu
4 6 (15.79%) Unix
4 6 (15.79%) Windows
5 5 (13.16%) AIX
5 5 (13.16%) SUSE
6 3 (7.89%) Windows Server
6 3 (7.89%) Windows Server 2008
7 2 (5.26%) Windows 7
7 2 (5.26%) Windows Server 2003
7 2 (5.26%) Windows Server 2012
8 1 (2.63%) Debian
8 1 (2.63%) Fedora
8 1 (2.63%) Mac OS X
8 1 (2.63%) Solaris
8 1 (2.63%) Windows 8
Processes & Methodologies
1 23 (60.53%) DevOps
2 14 (36.84%) Agile Software Development
3 13 (34.21%) Configuration Management
4 5 (13.16%) Mentoring
4 5 (13.16%) Software Engineering
4 5 (13.16%) Test Scripting
5 3 (7.89%) Data Management
5 3 (7.89%) Regression Testing
5 3 (7.89%) UML
6 2 (5.26%) Load Balancing
6 2 (5.26%) Open Source
7 1 (2.63%) Continuous Integration
7 1 (2.63%) ITIL
7 1 (2.63%) Migration
7 1 (2.63%) Network Design
7 1 (2.63%) Root Cause Analysis
7 1 (2.63%) Scrum
7 1 (2.63%) Technical Analysis
7 1 (2.63%) Translating Business Requirements
7 1 (2.63%) Waterfall
Programming Languages
1 20 (52.63%) Bash Shell
2 19 (50.00%) Java
3 18 (47.37%) Python
4 13 (34.21%) JavaScript
5 6 (15.79%) Shell Script
5 6 (15.79%) SQL
6 3 (7.89%) Ruby
7 1 (2.63%) PHP
7 1 (2.63%) PowerShell
Qualifications
1 4 (10.53%) CCNA
1 4 (10.53%) CCNP
1 4 (10.53%) Cisco Certification
2 3 (7.89%) Security Cleared
2 3 (7.89%) VMware Certified Professional (VCP)
3 2 (5.26%) SC Cleared
3 2 (5.26%) VCP5
4 1 (2.63%) VCP4
Quality Assurance & Compliance
1 7 (18.42%) SLA
2 3 (7.89%) PCI DSS
System Software
1 12 (31.58%) VMware Infrastructure
2 10 (26.32%) Docker
3 4 (10.53%) vSphere
4 3 (7.89%) vCloud
5 2 (5.26%) Active Directory
6 1 (2.63%) KVM
6 1 (2.63%) NFS
6 1 (2.63%) Oracle RAC
6 1 (2.63%) Postfix
6 1 (2.63%) qmail
6 1 (2.63%) Sendmail
6 1 (2.63%) Varnish
6 1 (2.63%) XenServer
Systems Management
1 17 (44.74%) Puppet
2 14 (36.84%) Ansible
2 14 (36.84%) Graphite
2 14 (36.84%) logstash
3 13 (34.21%) Terraform
4 6 (15.79%) Kubernetes
5 4 (10.53%) Nagios
6 3 (7.89%) Opscode Chef
6 3 (7.89%) Packer
6 3 (7.89%) SELinux
6 3 (7.89%) vRealize
7 2 (5.26%) cPanel
8 1 (2.63%) Bacula
8 1 (2.63%) Grafana
8 1 (2.63%) Kibana
8 1 (2.63%) Plesk
8 1 (2.63%) Red Hat Satellite
8 1 (2.63%) Red Hat Spacewalk
8 1 (2.63%) Salt
8 1 (2.63%) SCOM
Vendors
1 13 (34.21%) VMware
2 11 (28.95%) Red Hat
3 9 (23.68%) Cisco
4 7 (18.42%) Oracle
5 6 (15.79%) EMC
5 6 (15.79%) IBM
6 2 (5.26%) Microsoft
7 1 (2.63%) Citrix
7 1 (2.63%) CommVault
7 1 (2.63%) Hitachi
7 1 (2.63%) NetApp
7 1 (2.63%) Rackspace
7 1 (2.63%) Symantec